A frequency conversion system includes a bus waveguide, a first pump laser coupled to the bus waveguide and characterized by a first frequency, a second pump laser coupled to the bus waveguide and characterized by a second frequency, an input light combining device coupled to the bus waveguide and configured to combine light from the first pump laser and the second pump laser to produce a combined light, and a plurality of optical resonators coupled to the bus waveguide. Each optical resonator of the plurality of optical resonators has a respective resonance line width, wherein for each optical resonators of the plurality the respective resonance line width overlaps with a resonance line width of at least one adjacent optical resonator of the plurality of optical resonators, and wherein each optical resonator of the plurality is configured to generate output light at a converted frequency via frequency mixing.
Legal claims defining the scope of protection, as filed with the USPTO.
1. A frequency conversion system comprising: a bus waveguide; a first pump laser coupled to the bus waveguide, wherein the first pump laser is characterized by a first frequency; a second pump laser coupled to the bus waveguide, wherein the second pump laser is characterized by a second frequency; an input light combining device coupled to the bus waveguide and configured to combine light from the first pump laser and the second pump laser to produce a combined light; and a plurality of optical resonators coupled to the bus waveguide, wherein each optical resonator of the plurality of optical resonators has a respective resonance line width, wherein for each optical resonators of the plurality of optical resonators the respective resonance line width overlaps with a resonance line width of at least one adjacent optical resonator of the plurality of optical resonators, and wherein each optical resonator of the plurality of optical resonators is configured to generate output light at a converted frequency via frequency mixing.
2. The frequency conversion system of claim 1 further comprising an output light separation device coupled to the bus waveguide and configured to separate the output light at the converted frequency from the combined light.
3. The frequency conversion system of claim 1 wherein the input light combining device comprises a wavelength division multiplexing device.
4. The frequency conversion system of claim 1 wherein each optical resonator of the plurality of optical resonators has a resonance center frequency.
5. The frequency conversion system of claim 4 wherein a change in resonance center frequency between adjacent optical resonators of the plurality of optical resonators is less than the respective resonance line width of each optical resonator of the plurality of optical resonators.
6. The frequency conversion system of claim 4 wherein the plurality of optical resonators comprises a first optical resonator having a first resonance center frequency and a second optical resonator having a second resonance center frequency, wherein: a difference between the first resonance center frequency and the second resonance center frequency is less than or equal to twice the respective resonance line width of the first optical resonator.
7. The frequency conversion system of claim 1 wherein the plurality of optical resonators comprises a first optical resonator having a first resonance center frequency, a second optical resonator having a second resonance center frequency, and a third optical resonator having a third resonance center frequency, wherein: the second optical resonator is positioned directly adjacent to the first optical resonator; the third optical resonator is positioned directly adjacent to the second optical resonator; the first resonance center frequency is larger than the second resonance center frequency; and the third resonance center frequency is less than the first resonance center frequency.
8. The frequency conversion system of claim 1 wherein a quantity of the plurality of optical resonators is two.
9. The frequency conversion system of claim 1 wherein a quantity of the plurality of optical resonators is greater than ten.
10. The frequency conversion system of claim 1 wherein the bus waveguide comprises an optical resonator.
11. A method of converting frequency, the method comprising: coupling a first pump laser to a bus waveguide, wherein the first pump laser is characterized by a first frequency; coupling a second pump laser to the bus waveguide, wherein the second pump laser is characterized by a second frequency; coupling an input light combining device to the bus waveguide, wherein the input light combining device is configured to combine light from the first pump laser and the second pump laser to produce a combined light; coupling a plurality of optical resonators to the bus waveguide, wherein each optical resonator of the plurality of optical resonators has a respective resonance line width, and wherein for each optical resonators of the plurality of optical resonators the respective resonance line width overlaps with a resonance line width of at least one adjacent optical resonator of the plurality of optical resonators; injecting a first pump light from the first pump laser into the bus waveguide; injecting a second pump light from the second pump laser into the bus waveguide; receiving at the input light combining device the first pump light and the second pump light; producing the combined light; coupling the combined light into each of the plurality of optical resonators; and generating, via frequency mixing, an output light at a converted frequency.
12. The method of claim 11 further comprising coupling an output light separation device to the bus waveguide, wherein the output light separation device is configured to separate the output light at the converted frequency from the combined light.
13. The method of claim 11 wherein the input light combining device comprises a wavelength division multiplexing device.
14. The method of claim 11 wherein each optical resonator of the plurality of optical resonators has a resonance center frequency.
15. The method of claim 14 wherein a change in resonance center frequency between adjacent optical resonators of the plurality of optical resonators is less than the respective resonance line width of each optical resonator of the plurality of optical resonators.
16. The method of claim 14 wherein the plurality of optical resonators comprises a first optical resonator having a first resonance center frequency and a second optical resonator having a second resonance center frequency, wherein: a difference between the first resonance center frequency and the second resonance center frequency is less than or equal to twice the respective resonance line width of the first optical resonator.
17. The method of claim 11 wherein the plurality of optical resonators comprises a first optical resonator having a first resonance center frequency, a second optical resonator having a second resonance center frequency, and a third optical resonator having a third resonance center frequency, wherein: the second optical resonator is positioned directly adjacent to the first optical resonator; the third optical resonator is positioned directly adjacent to the second optical resonator; the first resonance center frequency is larger than the second resonance center frequency; and the third resonance center frequency is less than the first resonance center frequency.
18. The method of claim 11 wherein a quantity of the plurality of optical resonators is two.
19. The method of claim 11 wherein a quantity of the plurality of optical resonators is greater than ten.
20. The method of claim 11 wherein the bus waveguide comprises an optical resonator.
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October 24, 2023
January 14, 2025
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